The sBlock Elements - Result Question 33
####39. Sodium is made by the electrolysis of a molten mixture of about
[1995]
(a)
(b)
(c)
(d) this mixture has a lower melting point than
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Solution:
- (d) Sodium is obtained by electrolytic reduction of its chloride. Melting point of chloride of sodium is high
so in order to lower its melting point , calcium chloride is added to it.